Plastic cups have a natural advantage, plastic cups for its changing shape, bright colors, not afraid of blows, you can make up their own baby, but also can carry out when, irresistible.
But the plastic part of polymer chemistry materials often contain ethylene or polypropylene pvc polyvinyl chloride and other chemicals. When the plastic cup with hot water or boiling water, these chemicals can easily break down toxic substances, adverse effects on the human body. Further, the internal structure of microscopic plastic has many pores, which hides dirt, cleaning is not easy to breed bacteria net.
If you go to the mall to buy plastic cups, it must be pleasantly surprised to find that the higher the price the more thick glass, and vice versa. Over time, consumers will think, thick plastic cups better than thin.
Please note that just said "good", what does that mean? "Good" is beneficial to food safety, just translate that sentence, thick plastic cups safer than a thin plastic cups. If this is meant, then, thick plastic cup is not necessarily better than the thin. Thickness are based on usage requirements to production.
For example, pulsating than ordinary water bottles thicker lot of it, but the identity of the material through the bottom of the cup, still belongs to the mineral water bottle material PET (polyethylene terephthalate), can not be reused, drinking to be discarded of.
Since the judge from the thickness does not come out safe and unsafe, it should be able to distinguish from the color out of it. As the saying goes, colored plastic cups contain more harmful substances.
Not long ago, a treasure of activities free of charge to children's plastic cups, however, looked at the material, did not dare to take home a direct throw in the trash. The taste is very large, plastic material is particularly poor, although the identity of Disney, or do not trust the children to use.
In fact, color is not a color, can not be generalized, standards-compliant color plastic cups no problem. The basic color of the plastic itself is colorless, white or slightly yellow, the color is added to something, add something if you do not comply with regulations and standards, may contain harmful substances.
Bisphenol A is mainly in polycarbonate (PC) present in the material containing bisphenol A or can break down plastic cups, infants will be some harm, of regulations and legislation in some countries prohibit bisphenol A for infants baby food containers (eg bottles). As there is no long-term impact, and whether the use of plastic cups containing bisphenol A can cause cancer, controversy still exists in adults.
Prior security issues heard and cooked food bags, plastic cups after the PC and PP. Children use of glass or plastic bottles mostly, so in terms of selecting the cup, we really had one more eye, let the children away from the poison cup, to ensure healthy growth of children. Click nblinhua.com to know more information.